,Unnamed: 0,Technique,Cohort,Swallowing assessment,Author
0,BDNF,1 and 5 Hz transcranial,"Healthy,",MEPs with single pulse TMS,Jayasekeran
1,,magnetic stimulation,  young,,et al. [14**]
2,,,  volunteers,,
3,,Oesophageal electrical,"Healthy,",Sensory (ST) and pain (PT) thresholds in the proximal (PE),Vasant et al. [28]
4,,stimulation,  young,  and distal (DE) oesophagus,
5,,,  volunteers,,
6,,Pharyngeal electrical,dysphagic,"Validated dysphagia severity rating scale, recorded at",Essa et al. [29]
7,,stimulation,  stroke,"  baseline, 2 weeks and 3 months post recruitment",
8,,,  patients,,
9,APOE,Association Analysis,Elderly,Self-reported questionnaire,Mentz et al. [30]
10,,,  volunteers,,
11,BDNF + COMT,Association Analysis,Elderly,Self-reported questionnaire,Nimmons et al.
12,,,  volunteers,,  [50*]
13,os17601696,Genome-Wide,Elderly,Self-reported questionnaire,Raginis-
14,,  Association Study,  volunteers,,  Zborawska
15,,,,,  et al. [36**]
